Home / 4,688,774.33-7,032,850.45-2,129,381.69

Finding the Fourth Proportional to 4,688,774.33, 7,032,850.45 and 2,129,381.69

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Solution

The fourth proportional to 4,688,774.33, 7,032,850.45 and 2,129,381.69 is: 3,193,931.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688,774.33 : 7,032,850.45 = 2,129,381.69 : x
  2. Step 2: Convert to fraction form
    4,688,774.33/7,032,850.45 = 2,129,381.69/x
  3. Step 3: Cross multiply
    4,688,774.33x = 7,032,850.45 × 2,129,381.69
  4. Step 4: Simplify right side
    4,688,774.33x = 14,975,622,930,927.10
  5. Step 5: Solve for x
    x = 14,975,622,930,927.10/4,688,774.33
  6. Step 6: Final answer
    x = 3,193,931.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.